A.Characteristic
Energy-saving processing
High expansion long storage life
Short cycle times
Excellent thermal insulation capacity
B.Properties of beads
Specification
|
SB-211
|
S-211
|
S2-211
|
S3-211
|
Bead Size
|
1.2-1.8mm
|
0.9-1.3mm
|
0.7-1.0mm
|
0.5-0.8mm
|
Density
|
14~18kg/m³
|
15~20kg/m³
|
16~25kg/m³
|
17~30kg/m³
|
Application
|
Plate Large Package
|
Medium Package
|
Package Thin Item
|
Package Small Item
|
Humidity
|
↓1%
|
Specific Gravity
|
1.03
|
Pentane Level
|
6.5~ 7.5%
|
C.Processing condition
NO
|
Item
|
211 SERIES
|
1
|
Pre-forming Steam pressures
|
0.10 Kg/Cm 2
|
2
|
Chamber Temperature
|
95~105°C
|
3
|
Aging Time
|
6~48 Hr
|
4
|
Molding Steam pressures
|
0.8~1.2 Kg/Cm2
|
D.Properties of molded foams
Properties
|
Unit
|
S-211
|
S2-211
|
S3-211
|
Density
|
Kg/m3
|
≧16
|
≧17
|
≧17
|
Comperessive Stress at 10% compression
|
Kg/Cm2
|
0.7~1.1
|
0.7~1.2
|
0.7~1.3
|
Flexural Strength
|
Kg/Cm2
|
3.0~3.3
|
3.0~3.5
|
3.0~3.6
|
Tensile Strength
|
Kg/Cm2
|
1.2~1.5
|
1.2~1.6
|
1.2~1.6
|
Thermal Conductivity
|
Kcal/mh°C
|
0.028~0.036
|
0.028~0.036
|
0.028~0.036
|
Chemical Resistance
|
Acid
|
--
|
Good
|
Good
|
Good
|
Alkali
|
--
|
Good
|
Good
|
Good
|
Solvent
|
--
|
Poor
|
Poor
|
Poor
|